US Bridges

Wyo 410 over Blacks Fork Creek

FairPosted for load

Uinta County, Wyoming · Robertson - West · Structure no. CWJ

Built
1960
65 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
121 ft
4 main spans
Daily traffic
177
2024 count
Owner
State
State Highway Agency

About this bridge

Wyo 410 over Blacks Fork Creek is a concrete continuous slab carrying Wyo 410 over Blacks Fork Creek in Uinta County, Wyoming. It was built in 1960, so it is 65 years old, older than the Wyoming average of 48.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 177 vehicles a day, roughly 15% of them trucks, projected to reach 248 by 2043. The structure is 121 ft (36.9 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesWyo 410
CrossesBlacks Fork Creek
LocationRobertson - West
RouteState Highway 410
StateWyoming
Coordinates41.18513, -110.47363
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating43.7 US tons
Inventory rating25.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length121 ft (36.9 m)
Longest span32 ft (9.9 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic177 (2024)
Projected traffic248 by 2043
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wyo 410 over Blacks Fork Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Wyo 410 over Blacks Fork Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Wyo 410 over Blacks Fork Creek carry?

About 177 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is Wyo 410 over Blacks Fork Creek?

The structure is 121 ft (36.9 m) long with a longest span of 32 ft (9.9 m) and a deck 33 ft wide.

Who owns Wyo 410 over Blacks Fork Creek?

It is owned by the State Highway Agency.